C#
C++
F#
VB
CloudBlockBlob.::..BeginStartCopy Method (CloudFile, AsyncCallback, Object)(CloudFile^, AsyncCallback^, Object^)(CloudFile, AsyncCallback, Object)(CloudFile, AsyncCallback, Object)
Begins an asynchronous operation to start copying a file's contents, properties, and metadata to this block blob.
Assembly: Microsoft.WindowsAzure.Storage (in Microsoft.WindowsAzure.Storage.dll)
Syntax
[DoesServiceRequestAttribute] public virtual ICancellableAsyncResult BeginStartCopy( CloudFile source, AsyncCallback callback, object state )
C++
public: [DoesServiceRequestAttribute] virtual ICancellableAsyncResult^ BeginStartCopy( CloudFile^ source, AsyncCallback^ callback, Object^ state )
[<DoesServiceRequestAttribute>] abstract BeginStartCopy : source:CloudFile * callback:AsyncCallback * state:Object -> ICancellableAsyncResult [<DoesServiceRequestAttribute>] override BeginStartCopy : source:CloudFile * callback:AsyncCallback * state:Object -> ICancellableAsyncResult
<DoesServiceRequestAttribute> Public Overridable Function BeginStartCopy ( source As CloudFile, callback As AsyncCallback, state As Object ) As ICancellableAsyncResult
Parameters
- source
-
Type:
Microsoft.WindowsAzure.Storage.File.CloudFileMicrosoft.WindowsAzure.Storage.File::CloudFile^Microsoft.WindowsAzure.Storage.File.CloudFileMicrosoft.WindowsAzure.Storage.File.CloudFile
A CloudFile object.
- callback
-
Type:
System.AsyncCallbackSystem::AsyncCallback^System.AsyncCallbackSystem.AsyncCallback
An AsyncCallback delegate that will receive notification when the asynchronous operation completes.
- state
-
Type:
System.ObjectSystem::Object^System.ObjectSystem.Object
A user-defined object that will be passed to the callback delegate.
Return Value
Type: Microsoft.WindowsAzure.Storage.ICancellableAsyncResultMicrosoft.WindowsAzure.Storage::ICancellableAsyncResult^Microsoft.WindowsAzure.Storage.ICancellableAsyncResultMicrosoft.WindowsAzure.Storage.ICancellableAsyncResultAn ICancellableAsyncResult that references the asynchronous operation.